Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85° N Lon: 77.03° W Elev: 13 ft.

Mostly Cloudy

74°F

23°C

Humidity 85%
Wind Speed S 8 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 20 May 2:52 am EDT
Detailed forecast for

Arlington/Falls Church/Alexandria

Overnight
Mostly clear. Lows in the lower 70s. Southwest winds around 5 mph.
Wednesday
Mostly sunny. Showers likely with a chance of thunderstorms in the afternoon. Hot with highs in the mid 90s. West winds 5 to 10 mph. Chance of rain 70 percent.
Wednesday Night
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows around 60. North winds 5 to 10 mph. Chance of rain 70 percent.
Thursday
Showers. Much cooler with highs in the upper 60s. Northeast winds 5 to 10 mph. Chance of rain 80 percent.
Thursday Night
Showers likely. Lows in the mid 50s. Northeast winds around 5 mph. Chance of rain 70 percent.
Friday
Showers. Highs in the lower 60s. Chance of rain 80 percent.
Friday Night
Showers. Lows in the lower 50s. Chance of rain 80 percent.
Saturday
Showers. Highs in the mid 60s. Chance of rain 80 percent.
Saturday Night
Showers likely. Lows in the mid 50s. Chance of rain 70 percent.
Sunday
Mostly cloudy with a chance of showers. Highs in the lower 70s. Chance of rain 40 percent.
Sunday Night
Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50 percent.
Memorial Day
Mostly cloudy with a chance of showers and thunderstorms. Highs around 80. Chance of rain 50 percent.
Monday Night
Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent.
Tuesday
Partly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 40 percent.



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225 AM EDT Wed May 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database